Engineering :: Petroleum Refining Engineering

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31.

Which of the following petroleum products has minimum ?API?

A.	Gasoline	B.	Kerosine
C.	Furnace oil	D.	High speed diesel oil

32.

Cleavland method is applicable for determining flash point of lubricating oils and other oils flashing below

A.	190?F	B.	180?F
C.	80?F	D.	175?F

33.

Pour point of Bombay High crude oil is

A.	18?C	B.	30?C
C.	?15?C	D.	?50?C

34.

Carbon residue of an oil is determined

A.	by conradson method only	B.	by ramsbottom method only
C.	either by conradson method or by ramsbottom method	D.	by Pensky-Martens (closed) method

35.

Corrosion in crude distillation unit column overhead system is caused by

A.	the presence of naphthenic acid in crude oils	B.	the presence of HCI formed by dissociation of chloride salts
C.	the sulphur compounds in crude oils	D.	all of the above

36.

Which of the following petroleum products has maximum C/H ratio (by weight)?

A.	Naphtha	B.	Kerosine
C.	Light diesel oil	D.	Fuel oil

37.

Which of the following petroleum products has minimum C/H ration (by weight)?

A.	Gasoline	B.	Aviation turbine fuel
C.	High speed diesel oil	D.	Furnace oil

38.

Which of the following petroleum products has maximum kinematic viscosity at a given temperature?

A.	Gasoline	B.	Aviation turbine fuel
C.	Light diesel oil	D.	Furance oil

39.

Which of the following petroleum products has minimum viscosity at a given temperature?

A.	Motor spirit	B.	Light diesel oil
C.	Aviation turbine fuel	D.	High speed diesel oil

40.

Which of the following petroleum products has maximum viscosity at a given temperature?

A.	Motor spirit	B.	Furnace oil
C.	High speed diesel oil	D.	Kerosine